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07-09-2019
Mathematics

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The parthenon has an 8 x 17 colonnade of columns around the periphery. What is the total number of columns around the outer perimeter?

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sqdancefan sqdancefan

07-09-2019

Answer:

46

Step-by-step explanation:

Adding the given numbers of columns on each side counts each corner column twice. Therefore, we must subtract 4 corner columns from the total.

2(8+17) -4

= 2(25) -4

= 50 -4

= 46

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